2n-4+5=-7

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Solution for 2n-4+5=-7 equation: 


Simplifying
2n + -4 + 5 = -7

Reorder the terms:
-4 + 5 + 2n = -7

Combine like terms: -4 + 5 = 1
1 + 2n = -7

Solving
1 + 2n = -7

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + 2n = -7 + -1

Combine like terms: 1 + -1 = 0
0 + 2n = -7 + -1
2n = -7 + -1

Combine like terms: -7 + -1 = -8
2n = -8

Divide each side by '2'.
n = -4

Simplifying
n = -4

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